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| author | SungJun Park <sjpark@codeaurora.org> | 2014-07-10 19:56:16 -0700 |
|---|---|---|
| committer | SungJun Park <sjpark@codeaurora.org> | 2014-07-11 10:57:51 -0700 |
| commit | d593e628392fadd54fe78fedc4aa9bb473977769 (patch) | |
| tree | 22d52d3e416c195ffe70b89ff7c61b0f70b5f043 | |
| parent | b0502dadb3feb7282109d8f6825b6a89f2398092 (diff) | |
| download | android_hardware_qcom_bt-d593e628392fadd54fe78fedc4aa9bb473977769.tar.gz android_hardware_qcom_bt-d593e628392fadd54fe78fedc4aa9bb473977769.tar.bz2 android_hardware_qcom_bt-d593e628392fadd54fe78fedc4aa9bb473977769.zip | |
Bluetooth: Add get baudrate opcode
To optimize GKI dynamic memory allocation, it needs to control
the memory allocation based on baudrate. So, add opcode to get
baudrate from transport layer.
CRs-Fixed: 690830
Change-Id: Iea2d1d2751f88e949a95c486a9d7a146a1cdb05e
| -rw-r--r-- | libbt-vendor/src/bt_vendor_qcom.c | 19 | ||||
| -rw-r--r-- | libbt-vendor/src/hci_uart.c | 83 |
2 files changed, 102 insertions, 0 deletions
diff --git a/libbt-vendor/src/bt_vendor_qcom.c b/libbt-vendor/src/bt_vendor_qcom.c index f00d09c..2c7a406 100644 --- a/libbt-vendor/src/bt_vendor_qcom.c +++ b/libbt-vendor/src/bt_vendor_qcom.c @@ -877,6 +877,25 @@ static int op(bt_vendor_opcode_t opcode, void *param) #endif } break; + case BT_VND_OP_GET_LINESPEED: + { + retval = -1; + switch(btSocType) + { + case BT_SOC_ROME: + if(!is_soc_initialized()) { + ALOGE("BT_VND_OP_GET_LINESPEED: error" + " - transport driver not initialized!"); + }else { + retval = 3000000; + } + break; + default: + retval = userial_vendor_get_baud(); + break; + } + break; + } } return retval; diff --git a/libbt-vendor/src/hci_uart.c b/libbt-vendor/src/hci_uart.c index 52a84e2..1077fbf 100644 --- a/libbt-vendor/src/hci_uart.c +++ b/libbt-vendor/src/hci_uart.c @@ -106,6 +106,70 @@ uint8_t userial_to_tcio_baud(uint8_t cfg_baud, uint32_t *baud) return TRUE; } +/******************************************************************************* +** +** Function userial_to_baud_tcio +** +** Description helper function converts TCIO baud rate into integer +** +** Returns uint32_t +** +*******************************************************************************/ +int userial_tcio_baud_to_int(uint32_t baud) +{ + int baud_rate =0; + + switch (baud) + { + case B600: + baud_rate = 600; + break; + case B1200: + baud_rate = 1200; + break; + case B9600: + baud_rate = 9600; + break; + case B19200: + baud_rate = 19200; + break; + case B57600: + baud_rate = 57600; + break; + case B115200: + baud_rate = 115200; + break; + case B230400: + baud_rate = 230400; + break; + case B460800: + baud_rate = 460800; + break; + case B921600: + baud_rate = 921600; + break; + case B1000000: + baud_rate = 1000000; + break; + case B2000000: + baud_rate = 2000000; + break; + case B3000000: + baud_rate = 3000000; + break; + case B4000000: + baud_rate = 4000000; + break; + default: + ALOGE( "%s: unsupported baud %d", __FUNCTION__, baud); + break; + } + + ALOGI( "%s: Current Baudrate = %d bps", __FUNCTION__, baud_rate); + return baud_rate; +} + + #if (BT_WAKE_VIA_USERIAL_IOCTL==TRUE) /******************************************************************************* ** @@ -293,7 +357,26 @@ void userial_vendor_set_baud(uint8_t userial_baud) cfsetospeed(&vnd_userial.termios, tcio_baud); cfsetispeed(&vnd_userial.termios, tcio_baud); tcsetattr(vnd_userial.fd, TCSADRAIN, &vnd_userial.termios); /* don't change speed until last write done */ +} + +/******************************************************************************* +** +** Function userial_vendor_get_baud +** +** Description Get current baud rate +** +** Returns int +** +*******************************************************************************/ +int userial_vendor_get_baud(void) +{ + if (vnd_userial.fd == -1) + { + ALOGE( "%s: uart port(%s) has not been opened", __FUNCTION__, BT_HS_UART_DEVICE ); + return -1; + } + return userial_tcio_baud_to_int(cfgetispeed(&vnd_userial.termios)); } /******************************************************************************* |